1 files changed, 78 insertions, 0 deletions
diff --git a/dichroism/src/repo/product_repo.rs b/dichroism/src/repo/product_repo.rs
new file mode 100644
index 0000000..7b3aaac
--- /dev/null
+++ b/dichroism/src/repo/product_repo.rs
@@ -0,0 +1,78 @@
+use super::entities::*;
+use super::DBConn;
+use crate::models;
+use diesel::{insert_into, prelude::*, result::Error, update};
+
+pub fn store(conn: &DBConn, mut product: models::Product) -> Result<models::Product, Error> {
+    use crate::schema::products::dsl::*;
+    if product.id.is_some() {
+        // update
+        let form = ProductForm::from(product.clone());
+        update(products).set(&form).execute(conn)?;
+    } else {
+        // insert
+        product.id = Some(find_next_id(conn)?);
+        let form = ProductForm::from(product.clone());
+        insert_into(products).values(&form).execute(conn)?;
+    }
+
+    Ok(product)
+}
+
+pub fn find_all(conn: &DBConn) -> Result<Vec<models::Product>, Error> {
+    use crate::schema::*;
+    let query = products::table.inner_join(photo_sets::table).select((
+        products::id,
+        products::name,
+        products::description,
+        products::quantity,
+        products::cents,
+        products::featured,
+        photo_sets::id,
+        photo_sets::original,
+        photo_sets::fullsize,
+        photo_sets::base,
+        photo_sets::thumbnail,
+    ));
+    Ok(query
+        .load::<Product>(conn)?
+        .into_iter()
+        .map(|p| p.into())
+        .collect::<Vec<models::Product>>())
+}
+
+pub fn find(conn: &DBConn, dbid: i32) -> Result<Option<models::Product>, Error> {
+    use crate::schema::*;
+    let query = products::table
+        .inner_join(photo_sets::table)
+        .filter(products::id.eq(dbid))
+        .select((
+            products::id,
+            products::name,
+            products::description,
+            products::quantity,
+            products::cents,
+            products::featured,
+            photo_sets::id,
+            photo_sets::original,
+            photo_sets::fullsize,
+            photo_sets::base,
+            photo_sets::thumbnail,
+        ));
+    let product = query.first::<Product>(conn).map(|p| p.into());
+    match product {
+        Ok(p) => Ok(Some(p)),
+        Err(e) => {
+            if e == Error::NotFound {
+                Ok(None)
+            } else {
+                Err(e)
+            }
+        }
+    }
+}
+
+fn find_next_id(conn: &DBConn) -> Result<i32, Error> {
+    use crate::schema::products::dsl::*;
+    Ok(products.select(id).order(id.desc()).first::<i32>(conn)? + 1)
+}